r s t TUBE f x T r O RING r s TWEEZERS t Fig 33 Removing Push Rod Tubes 6 Remove valve lifters with a strong magnet or a wir hook Place valve lifters in a rack so they may reinstalled in their original location Installation and Adjustment 1 Lubricate valve lifters and install in crankcase bore NOTE Whenever new valve lifters are installed coat foot of lifter with Molykote or its equivalent 2 Install new 1O ring seals lightly coated with oil on long end of push rod tubes then install push rodi tubes through bore in cylinder head and install new O ring seals lightly coated with oil on inner en of push rod tubes 3 Start push rod tubes into bores in cylinder head an crankcase then seat the push rod tubes with a 9 16 deep socket placed against cylinder head end push rod tube and tapped lightly with a hammer I 4 Install new 1O ring seals lightly coated with oil into rocker arm stud bore in cylinder head 5 Install push rod guides then rocker arm studs 6 Torque rocker arm studs to 10 ft lb below speci fications then torque cylinder head nuts and rocker arm studs a little at a time in the sequence shown fig 34 until the specified torque is reachedL 7 Install push rods with the side oil hole out fig 35 8 Install valve rocker arms rocker arm balls and rocker arm nuts NOVE Whenever new valve rocker arms and rocker arm balls are installed coat surfaces lightly with Molykote or its equivalent Install new rocker arms and balls in sets 9 Adjust the valves as follows Remove distributor cap and rotate crankshaft counter clockwise until number 1 cylinder is at T D iC of compression stroke rotor pointing to number 1 cylinder position and timing mark at 0 on the tab then adjust No 1 intake No 1 exhaust No 3 intake and No 5 exhaust on the right bank and No 4 exhaust and No 6 intake on the left bank NOYE Turn adjusting nut out until there is end play in the push rod then turn adjusting nut in until there is no end play at push rod Turn adjusting nut one additional turn in to center pluniger in hydraulic valve lifter Turn crankshaft one turn counter clockwise number 2 cylinder at T D C of compression stroke and timing mark at 0 on tab then adjust the valves on No 3 exhaust and No 5 intake on the right bank and No 2 intake No 2 exhaust No 4 intake and No 6 exhaust on the left bank 10 Using new gaskets install the valve rocker covers and torque to specifications fig 36 11 Install lower shrouds and muffler heat shield as outlined 12 Fill with oil start engine and check for leaks CYLINDER HEAD ASSEMBLIES Removal 1 Drain engine oil then disconnect battery positive cable 2 Remove spare tire then remove air cleaner assembly 3 Remove the following items from the cylinder head to be removed Carburetor carburetor mounting studs and upper choke control rods Ignition coil and bracket right cylinder head Side shield lower shroud and exhaust duct CYLINDER HEAD NUTS s 4 Y y6 1 0 y 1 i l 7 3 2 5 9 ROCKER ARM STUDS Fig 34 Cylinder Head Torque Sequence